111331202713 has 2 divisors, whose sum is σ = 111331202714. Its totient is φ = 111331202712.

The previous prime is 111331202711. The next prime is 111331202761. The reversal of 111331202713 is 317202133111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65786094144 + 45545108569 = 256488^2 + 213413^2 .

It is a cyclic number.

It is not a de Polignac number, because 111331202713 - 2¹ = 111331202711 is a prime.

Together with 111331202711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (111331202711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55665601356 + 55665601357.

It is an arithmetic number, because the mean of its divisors is an integer number (55665601357).

Almost surely, 2^111331202713 is an apocalyptic number.

It is an amenable number.

111331202713 is a deficient number, since it is larger than the sum of its proper divisors (1).

111331202713 is an equidigital number, since it uses as much as digits as its factorization.

111331202713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

Adding to 111331202713 its reverse (317202133111), we get a palindrome (428533335824).

The spelling of 111331202713 in words is "one hundred eleven billion, three hundred thirty-one million, two hundred two thousand, seven hundred thirteen".